force the pom changes to be added so they get picked up by the commit
improve the test cases for #83 for pom.xml based deployment, so that we add <dependency> items, updating versions if required and preserving the scope
allow #83 to add repository elements to the pom.xml; for maven based deployment of artifacts in different maven repositories
 #83 use correct phase for copy of deployment artifacts
 #83 avoid using snapshot versions
 #83 avoid using snapshot versions